build.xml

<?xml version="1.0" encoding="UTF-8"?>
 
<project name="gnar-gran" default="build" basedir=".">
  <description>Project Build Script</description>
 
  <!-- targets -->
  <target name="build" depends="package" description="Build whole project"/>
 
  <target name="clean" depends="init" description="Remove previous build files">
    <delete dir="${build.dir}" includeemptydirs="true" quiet="true"/>
  </target>
 
  <target name="fsc" depends="package" description="Fast Build"/>
  
  <target name="init">
    <property environment="env"/>
 
    <!-- variables for paths and files -->
    <property name="res.dir" location="${basedir}/res"/>
    <property name="src.dir" location="${basedir}/src"/>
    <property name="lib.dir" location="${basedir}/lib"/>
    <property name="build.dir" location="${basedir}/build"/>
    <property name="build-classes.dir" location="${build.dir}/classes"/>
    <property name="build-lib.dir" location="${build.dir}/lib"/>
    <property name="build-doc.dir" location="${build.dir}/doc"/>
    <property name="java.dir" location="${env.JAVA_HOME}"/>
    <property name="scala.dir" location="${env.SCALA_HOME}"/>
    <property name="scala-library.jar" location="${scala.dir}/lib/scala-library.jar"/>
    <property name="scala-swing.jar" location="${scala.dir}/lib/scala-swing.jar"/>
    <property name="scala-compiler.jar" location="${scala.dir}/lib/scala-compiler.jar"/>
 
    <path id="project.classpath">
      <pathelement location="${scala-library.jar}"/>
      <pathelement location="${scala-swing.jar}"/>
      <pathelement location="${build-classes.dir}"/> <!-- used during recompilation -->
    </path>
 
    <path id="scala.classpath">
      <pathelement location="${scala-compiler.jar}"/>
      <pathelement location="${scala-library.jar}"/>
      <pathelement location="${scala-swing.jar}"/>
    </path>	
 
    <!-- load scala's ant tasks -->
    <taskdef resource="scala/tools/ant/antlib.xml" classpathref="scala.classpath"/>
 
    <!-- print where this project will get scala and java from -->
    <echo message="Init project"/>
    <echo message=" with scala.dir = ${scala.dir}"/>
    <echo message=" with java.dir = ${java.dir}"/>
 
    <!-- check if any files has been modified since last build -->
    <uptodate property="build.uptodate" targetfile="${build.dir}/build.done">
      <srcfiles dir= "${src.dir}" includes="**"/>
      <srcfiles dir= "${lib.dir}" includes="**"/>
    </uptodate>
  </target>
 
  <target name="compile" depends="init" unless="build.uptodate">
    <mkdir dir="${build-classes.dir}"/>
    <scalac
      destdir="${build-classes.dir}"
      classpathref="project.classpath">
      <include name="**/*.scala"/>
      <src><pathelement location="${src.dir}"/></src>
    </scalac>
  </target>
 
  <target name="doc" depends="compile" unless="build.uptodate">
    <mkdir dir="${build-doc.dir}"/>
    <scaladoc
      srcdir="${src.dir}"
      destdir="${build-doc.dir}"
      doctitle="Project API documentation"
      classpathref="project.classpath">
      <include name="**/*.scala"/>
    </scaladoc>
  </target>
 
  <target name="package" depends="doc" unless="build.uptodate">
    <mkdir dir="${build-lib.dir}"/>
    <jar destfile="${build-lib.dir}/project.jar">
      <fileset dir="${build-classes.dir}"/>
    </jar>
    <jar destfile="${build-lib.dir}/project-src.jar">
      <fileset dir="${src.dir}" includes="**/*.scala"/>
    </jar>
    <jar destfile="${build-lib.dir}/project-doc.jar">
      <fileset dir="${build-doc.dir}"/>
    </jar>
    <touch file="${build.dir}/build.done"/> <!-- mark build as up-to-date -->
  </target>
</project>